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CONSTRUCTION OF THE MODEL
WARNING. It is extremely important to read the following assembly instructions carefully.
Tools and materials
Stage 1. piece of styrene, a series of etched metal parts, and for some models, a printed plastic transparency. Check that all the components are there and put them back in the box, retaining only the plastic components. The transparency is only fitted in the final stage.
Stage 2. the reverse with 80 or 100 grain sandpaper. The reverse side must be sanded in such a way that the moulding falls out of the window spaces and/or the `ragged edge' is smoothed away this is the edge left by the removal of the moulding. (see fig. 1) Do not exert too much pressure while sanding as this will leave uneven areas. Ensure that the sheet of sandpaper lies flat without wrinkles. Remember to wear a dust-mask or use water and "waterproof" sandpaper. The parts should then be sanded in circular movements. (see fig. 2)
Stage 3. Light sanding here means simply removing the surface gloss from a piece anything further will adversely affect the fit. When everything fits well, glue the joint by thinly smearing the whole contact surface with instant cement. (see fig. 3) Note: if a part has been warped, it can be bent back into shape in hot (nearly boiling) water.
Small gaps can be sealed with modeller's putty. You are advised to be very thorough in filling such gaps at this stage once the model is painted it will no longer be possible to seal them.
In constructing a building, extra care is needed in fitting the roof. Here, too, a trial run should be made without using glue. Adhesive tape is a useful aid for this "dry" run. After the halves of the roof have been taped in place and it has been established that they fit, remove one of the halves: make sure that the other half remains firmly in position. (see fig. 4)
The half that has been removed should be prepared with cement and put back in position. Obviously the ridge of the roof should not be glued to the other half at this stage. Now remove the second half, prepare it with cement/glue, and return it to its position. Finally chimneys, other details and any etched metal parts can be attached. The model should first be painted before the windows are
installed.
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PAINTING THE MODELPainting can make or break a model. Some basic instructions and several tips on artificially ageing the paintwork are outlined below.
Paint and materials
Paint. Using the same brush, mix the paint until it is creamy and smooth. The paint is the right thickness when it gives a good coat and spreads well. Determining the precise thickness is always a matter of experiment. It is sensible to practice all these instructions on an old "practice" model. Painting is not difficult but you must get a feel for it.
The paint board.
The brushes. When the hairs of the brush will no longer come to a point it is time to change the brush. After use, clean the brush with terpentine, then soap and finally smear it with vaseline. This will keep your brushes in good condition for a long time. Twist the vaselined hairs of the brush between your fingers into a point. (see fig 5)
Painting the model.
Ageing the model.
Before dealing with the three techniques in turn some
preliminary remarks should be made about the ageing process
in general.
Many factors play a role in influencing the way in which
you choose to age a model: its condition of upkeep, its age
etc. etc. If you examine real life examples you will observe
certain regularities in the patterns of ageing. You will also see
that there are many forms of pollution and that, for example,
old and new walls have very different textures. If a wall has
been whitewashed, then it is the age of the whitewash - rather
than the wall itself - that is the main factor determining its
appearance.
The techniques to be discussed are 1: The dry-brush technique The dry-brush work should be left to dry for around one hour.
2: The dirty terpentine technique. The drying time for the dirty terpentine technique is
approximately one hour.
3: The stippling technique. If details which need to be painted a different colour are
obscured by the stippling process you can remove the paint with
a brush that has been moistened with terpentine.
Painting details. Secondly, it also helps steady your hand if you hold your
breath when painting fine detail.
The frames and doors of a building are the most difficult
part of the detailing and require some additional comment.
When painting a frame you must not touch the wall, and when
painting a door you must not touch the frame.
There are two golden rules:
1. Hold the object at a good angle and continually adjust
that angle. Painting a frame requires you to change the
angle four times.
2. Begin painting from one corner toward the next corner.
Then paint from the second corner to the third and so forth.
(see fig. 8)
After you have painted the upper side of the frame proceed to
the inside. If you use a good finely pointed brush you need
not touch the wall. (see fig. 8)
The procedure for painting doors is the same in
principle as for windows. In order to simplify the process you
could also choose to paint the inside of the frame the same
colour as the door. (see fig. 9)
Finally, after the paint has hardened, you can age the
details using techniques 1 and 2 described above. These tone
down the colours and flattens out the contrast, which enhances
the realism of the effect.
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FITTING THE WINDOWSAfter the paintwork has been completed the windows can be fitted. Cut the panes of glass along the dotted lines on the plastic transparency or directly around the thick printed lines if the windows are to be fitted into shallow recessed apertures. Take care that the printed surface is uppermost. First fit the window panes without using glue. (see fig. 10)
In glueing the windows down use several little dots of glue and apply these as far away from the printed areas as possible. The windows are then placed correctly by turning and checking by eye. Using dots of glue (so that it dries a little more slowly) you have won a little time to correct any mistakes, but you must work fast. (See fig 11). Leave the model with the open underside facing upwards until the instant adhesive has finished drying to avoid white stains from forming on the glass (see fig 11). Should you be too nervous to place the windows by eye then you will have to cut ridges from any waste material and glue these to the inside walls to give you a point of reference in placing the glass. Finding the right location is fiddly work, but it does offer the certainty that the windows will be placed just right.
Finally, you can use the styrene sheet to fashion any further parts with which you may wish to embellish or repair your model.
A REVIEW OF THE MAIN POINTS
1. USE INSTANT MODELLING CEMENT (cyanoacrylate) 2. ALWAYS CHECK THE FIT OF PIECES BEFORE GLUEING 3. SEAL GAPS AND SEAMS BEFORE PAINTING 4. USE GOOD PAINTBRUSHES 5. FIRST PAINT THE LARGER SURFACES AND LEAVE THEM TO HARDEN FOR A DAY 6. USE SMALL DOTS OF GLUE WHEN ATTACHING TRANSPARENT PLASTIC WINDOWS |